Add pagination test to verify the absence of a 'next' link on the last page of results

[jonhealy1]

Related Issue(s):

• Paginated search queries always returns a next token even if it's the last page of the pagination. #242

Description:

Added a test to ensure that pagination correctly returns expected links, particularly verifying the absence of a 'next' link on the last page of results.

PR Checklist:

• Code is formatted and linted (run pre-commit run --all-files)
• Tests pass (run make test)
• Documentation has been updated to reflect changes, if applicable
• Changes are added to the changelog